issue #18931 fixed.

# Conflicts:
#	app/code/Magento/Catalog/i18n/en_US.csv
#	app/code/Magento/Checkout/i18n/en_US.csv

Author: ayaz

app/code/Magento/Catalog/i18n/en_US.csv

@@ -798,3 +798,4 @@ Details,Details
 "Add To Compare","Add To Compare"
 "Learn more","Learn more"
 "Recently Viewed","Recently Viewed"
+"You added product %1 to the <a href=""%2"">comparison list</a>.","You added product %1 to the <a href=""%2"">comparison list</a>."

app/code/Magento/Checkout/i18n/en_US.csv

@@ -181,3 +181,4 @@ Payment,Payment
 "Item in Cart","Item in Cart"
 "Items in Cart","Items in Cart"
 "Close","Close"
+"You added %1 to your <a href=""%2"">shopping cart</a>.","You added %1 to your <a href=""%2"">shopping cart</a>."